<ARTICLE> 5
<MULTIPLIER> 1
<CURRENCY> U.S. DOLLARS
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             APR-01-1998
<PERIOD-END>                               JUN-30-1998
<EXCHANGE-RATE>                                      1
<CASH>                                       3,818,051
<SECURITIES>                                 6,823,447
<RECEIVABLES>                               23,454,446
<ALLOWANCES>                                 (460,448)
<INVENTORY>                                 21,546,891
<CURRENT-ASSETS>                            58,079,099
<PP&E>                                      25,476,833
<DEPRECIATION>                             (6,430,760)
<TOTAL-ASSETS>                              78,194,181
<CURRENT-LIABILITIES>                       14,744,414
<BONDS>                                         32,768
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                    26,138,013
<OTHER-SE>                                  37,278,986
<TOTAL-LIABILITY-AND-EQUITY>                78,194,181
<SALES>                                     31,651,353
<TOTAL-REVENUES>                                     0
<CGS>                                       18,739,405
<TOTAL-COSTS>                                        0
<OTHER-EXPENSES>                             7,651,403
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                            (77,761)
<INCOME-PRETAX>                              5,338,306
<INCOME-TAX>                                 2,028,556
<INCOME-CONTINUING>                          3,309,750
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                 3,309,750
<EPS-PRIMARY>                                     0.43
<EPS-DILUTED>                                     0.43